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Project Flag City Chevron Project No AGE-NC-96-0232 BORING NO.' <br /> Site Address 6421 Capital Avenue Total Depth 55 ft MW-rj <br /> Lodi, California Date 29 June 1998 <br /> Drilling Co Central Valley Dnlling Logged by T Cuellar Page 2 of 2 <br /> Drill Rig Type B-53 Mobile Drill Rig Reviewed by N Henderson <br /> G <br /> �� � `i�� ''� o� �'�s � G`� � o Lithologtc Description <br /> MW5-45 00 15-17-18 SW Mottled,gray and brown,dense,fine to coarse SAND About 50% <br /> _ coarse sand,about 30%medium sand, about 20%fine sand No <br /> HC odor <br /> 50— W5-50 00 18-21-23 ML Pale brown,moist,fine sandy, clayey hard SILT About 90%non- <br /> plastic fines,about 10%fine sand No HC odor <br /> W5-55 00 30-50 ML Same as above <br /> Notes, <br /> Boring MW-5 termmated at a total depth of 55 feet below surface <br /> grade(bsg) MW-5 completed as a ground water monitoring well <br /> 60— utilizing two-mch diameter FVC casing Saturated soil encountered <br /> at approximately 17 feet bsg <br /> dSBUILTCONSTRUCTIONDETAILS. MW-5 <br /> Screen Interval 5 to 25 feet bsg <br /> _ Blank Interval 0 5 to 5 feet bsg <br /> Sand Interval 3 to 25 feet bsg <br /> _ Bentonite Plug 2 to 3 feet bsg <br /> Grout Interval 1 to 2 feet bsg <br /> 70- <br /> 80— <br /> Advanced <br /> GeoEnvironmental, Inc. <br /> L 1AMIPR 480RING-1 LAGC1-11tl232MW5 SAM Oa126MO Q 12 57 PM <br />